{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007914","490:4900009026","490:4900009126","490:4900008810","490:4900008025","490:4900008700","490:4900008481","490:4900008587","490:4900009029","490:4900008794","490:4900008684","490:4900009323","490:4900008917","490:4900009332","490:4900009234","490:4900009223","490:4900009665","490:4900009243","490:4900009235","490:4900009229","490:4900009212","490:4900009145","490:4900008370","490:4900009027","490:4900008928"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.030620617662038736,0.024391895548637754,0.019256478678245214,0.01603881762959385,0.015521278297188688,0.015076927005786804,0.01405314559263707,0.013543419023383244,0.010326908238987832,0.008194623976106562,0.007791487496122995,0.006961111638466183,0.006902394675400204,0.005859568476578487,0.005801095717903394,0.0057474953576459155,0.004519148194799307,0.003998343088491518,0.0036396818968996133,0.0033526243540743903,0.0030526623022748113,0.002695851447233008,0.002345440112281914,0.0023189189459258365,0.0022046697215550464],"twin_dists":[0.34293169460106865,0.35394095025459826,0.365033160591073,0.3733860291639042,0.3748648121661971,0.37616950694890633,0.37930950846979705,0.3809488827113339,0.39277112780877804,0.40258061741909257,0.40468871436802184,0.4093587843034796,0.40970766877694287,0.4163962937358206,0.41680235640148927,0.41717784241774253,0.42678866067600096,0.43160069829015485,0.4352581795116138,0.4384302569366799,0.44202152345324824,0.4467395870743523,0.45196628403032124,0.4523904865214482,0.4542703458431608],"n_dims_used":45,"mean_confidence":0.8923032972547743},"coverage":{"mean_confidence":0.8923032972547743,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}